4551422149 has 2 divisors, whose sum is σ = 4551422150. Its totient is φ = 4551422148.

The previous prime is 4551422047. The next prime is 4551422167. The reversal of 4551422149 is 9412241554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4481365249 + 70056900 = 66943^2 + 8370^2 .

It is a cyclic number.

It is not a de Polignac number, because 4551422149 - 2¹⁹ = 4550897861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4551422549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2275711074 + 2275711075.

It is an arithmetic number, because the mean of its divisors is an integer number (2275711075).

Almost surely, 2^4551422149 is an apocalyptic number.

It is an amenable number.

4551422149 is a deficient number, since it is larger than the sum of its proper divisors (1).

4551422149 is an equidigital number, since it uses as much as digits as its factorization.

4551422149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57600, while the sum is 37.

The square root of 4551422149 is about 67464.2286623067. The cubic root of 4551422149 is about 1657.2284216008.

The spelling of 4551422149 in words is "four billion, five hundred fifty-one million, four hundred twenty-two thousand, one hundred forty-nine".